Friday, October 30, 2015

AC motors current Rating Chart

Induction motors are part of every industry and Household. There are motors available from fraction of KW to 375 KW motors.
Induction motors are also available with higher ratings but those are HT motors.

AC Motors current rating chart for induction motors is as given below:-

KW Rating

Horse power
rating

Three Phase
(415V Supply)

Single Phase
220V Supply

0.1

1/8

0.4

1.6

0.12

1/6

0.5

1.9

0.18

1/4

0.7

2.3

0.25

1/3

0.9

2.9

0.37

1/2

1.3

3.9

0.56

3/4

1.6

5.5

0.75

1

1.8

7.3

1.1

1.5

2.6

10

1.5

2

3.4

13

2.2

3

5

19

3

4

6.5

24

3.7

5

8

27

4

5.5

8

30

5.5

7.5

11

41

7.5

10

15

55

9.3

12.5

18

10

13.5

20

11

15

22

15

20

28

18

25

36

22

30

39

30

40

52

37

50

69

45

60

79

55

75

96

75

100

125

90

125

156

110

150

189

130

175

224

150

200

255

185

250

403

225

300

482

260

350

560

300

400

636

335

450

711

375

500

786

AC current rating chart is for 3-Phase power supply and Single Phase power supply.

AC motors current rating chart for 1-phase induction motors is upto 7.5 KW as above this rating of motor at single phase will have a very big size.